University of Illinois Urbana-Champaign

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Showing 1381–1410 of 2,756 items
Thumbnail for Effect of agriculture on Cedar Lake water quality
Effect of agriculture on Cedar Lake water quality
Roseboom, Donald P.; Evans, Ralph L.; Hill, Thomas E.

Thumbnail for Water Quality in Cedar Lake and the Relevance of Its Watershed
Water Quality in Cedar Lake and the Relevance of Its Watershed
Roseboom, Donald P.; Evans, Ralph L.; Hill, Thomas E.

Thumbnail for Water Quality Features of the Upper Illinois Waterway
Water Quality Features of the Upper Illinois Waterway
Butts, Thomas A.; Evans, Ralph L.; Lin, Shun Dar